1 files changed, 78 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-reduc-8.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-reduc-8.c
new file mode 100644
index 000000000..fdfec0a8b
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-reduc-8.c
@@ -0,0 +1,78 @@
+/* { dg-require-effective-target vect_int } */
+
+#include "tree-vect.h"
+
+#define N 32
+
+extern void abort (void);
+typedef signed char T;
+
+__attribute__ ((noinline)) void
+testmax (const T *c, T init, T result)
+{
+  T lc[N], accum = init;
+  int i;
+
+  __builtin_memcpy (lc, c, sizeof(lc));
+
+  for (i = 0; i < N; i++) {
+    accum = accum < lc[i] ? lc[i] : accum;
+  }
+
+  if (accum != result)
+    abort ();
+}
+
+__attribute__ ((noinline)) void
+testmin (const T *c, T init, T result)
+{
+  T lc[N], accum = init;
+  int i;
+
+  __builtin_memcpy (lc, c, sizeof(lc));
+
+  for (i = 0; i < N; i++) {
+    accum = accum > lc[i] ? lc[i] : accum;
+  }
+
+  if (accum != result)
+    abort ();
+}
+
+int main (void)
+{ 
+  static signed char const A[N] = {
+    0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
+    0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10,
+    0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
+    0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f
+  };
+
+  static signed char const B[N] = {
+    0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
+    0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
+    0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
+    0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f
+  };
+
+  static signed char const C[N] = {
+    0xff, 0xfe, 0xfd, 0xfc, 0xfb, 0xfa, 0xf9, 0xf8,
+    0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10,
+    0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
+    0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
+  };
+
+  check_vect ();
+  
+  testmin (A, 0, 0);
+  testmin (B, 0, 0x80);
+  testmin (C, 0, 0x80);
+
+  testmax (A, 0, 0x7f);
+  testmax (B, 0, 0x7f);
+  testmax (C, 0, 0x77);
+
+  return 0;
+}
+
+/* { dg-final { cleanup-tree-dump "vect" } } */